为什么不对 #include <bits/stdc++.h> using namespace std; int main() { int n; cin>>n; if((n-1-1)%3!=0) { cout<<"YES"; cout<<1<<1<<(n-1-1); } else if((n-1-2)%3!=0) { cout<<"YES"; cout<<1<<2<<(n-1-2); } else { cout<<"NO"; } return 0; }